Cordless telephone base



FIG. 1 is a perspective view as seen from the front and upper right of a cordless telephone base showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken line showings of antennas throughout the views are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a cordless telephone base, as shown and described. 